Square D QOB240GFI 2 Pole Ground Fault Circuit Breaker
The Square D QOB240GFI 2 Pole Ground Fault Circuit Breaker can be installed for protection against electrical shocks. Designed for use with NQ or NQOD panelboards this Ground Fault Circuit Interrupter (GFCI) is capable of sensing a small difference in the amount of electric current flowing into the circuit to the current flowing out. When a person receives a shock this device identifies the incident and cuts the power to prevent injuries. This unit should be installed in locations where electrical appliances can come in contact with water. The QOB240GFI has a Visi-Trip indicator that illuminates when the circuit breaker is tripped. It has voltage current and interrupting ratings of 120/240 VAC 40 Amp and 10 kAIC respectively.